3-penten-2-ol, 2-methyl-5-[(1S,3S,4aS,11aR)-1,4a,5,6,9,10,11,11a-octahydro-1,3-dimethoxy-7-methyl-11-methylenecyclonona[c]pyran-4(3H)-ylidene]-, (3E,5E)- 5-(1,3-Dimethoxy-7-methyl-11-methylene-1,4a,5,6,9,10,11,11a-octahydro-cyclonona[c]pyran-4-ylidene)-2-methyl-pent-3-en-2-ol InChI=1/C22H34O4/c1-15-9-7-10-16(2)19-17(13-12-15)18(11-8-14-22(3,4)23)20(24-5)26-21(19)25-6/h8-9,11,14,17,19-21,23H,2,7,10,12-13H2,1,3-6H3/b14-8+,15-9+,18-11+/t17-,19+,20+,21+/m1/s Xenibecin rel-(3E,5E)-5-[(1R,3R,4aR,11aS)-1,3-dimethoxy-7-methyl-11-methylene-1,4a,5,6,9,10,11,11a-octahydrocyclonona[c]pyran-4(3H)-ylidene]-2-methylpent-3-en-2-ol